package collection;

import java.util.*;

public class SortString {
    public static void main(String[] args) {
        /*
        List<String> list = new ArrayList<>();
        list.add("jack");
        list.add("rose");
        list.add("tom");
        list.add("jerry");
        list.add("black");
        list.add("Kobe");
        System.out.println("list原始数据:"+list); //[jack, rose, tom, jerry, black, Kobe]

        //对英文字符串排序时，会按首字母的ASCII码来排
        //若首字母相同，则比较第2个字母的ASCII码，以此类推
        Collections.sort(list);
        System.out.println("list排序后数据:"+list); //[Kobe, black, jack, jerry, rose, tom]
         */
        List<String> list = new ArrayList<>();
        list.add("王克兢");
        list.add("传奇jquifhq");
        list.add("国斌老师");
        System.out.println(list);

        Collections.sort(list, new Comparator<String>() {
            @Override
            public int compare(String o1, String o2) {
                //return o1.length()-o2.length();//升序
                return o2.length()-o1.length();//降序
            }
        });
        System.out.println("list排序后数据:"+list);

        Collections.sort(list,(o1,o2) -> o1.length()-o2.length());
        System.out.println("list排序后数据:"+list);
}

}